sbusvar.h revision 133589
1/*- 2 * Copyright (c) 1998 The NetBSD Foundation, Inc. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to The NetBSD Foundation 6 * by Paul Kranenburg. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the NetBSD 19 * Foundation, Inc. and its contributors. 20 * 4. Neither the name of The NetBSD Foundation nor the names of its 21 * contributors may be used to endorse or promote products derived 22 * from this software without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 25 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 26 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 27 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 28 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 34 * POSSIBILITY OF SUCH DAMAGE. 35 */ 36/* 37 * Copyright (c) 1992, 1993 38 * The Regents of the University of California. All rights reserved. 39 * 40 * This software was developed by the Computer Systems Engineering group 41 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 42 * contributed to Berkeley. 43 * 44 * All advertising materials mentioning features or use of this software 45 * must display the following acknowledgement: 46 * This product includes software developed by the University of 47 * California, Lawrence Berkeley Laboratory. 48 * 49 * Redistribution and use in source and binary forms, with or without 50 * modification, are permitted provided that the following conditions 51 * are met: 52 * 1. Redistributions of source code must retain the above copyright 53 * notice, this list of conditions and the following disclaimer. 54 * 2. Redistributions in binary form must reproduce the above copyright 55 * notice, this list of conditions and the following disclaimer in the 56 * documentation and/or other materials provided with the distribution. 57 * 4. Neither the name of the University nor the names of its contributors 58 * may be used to endorse or promote products derived from this software 59 * without specific prior written permission. 60 * 61 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 62 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 63 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 64 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 65 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 66 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 67 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 68 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 69 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 70 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 71 * SUCH DAMAGE. 72 * 73 * from: @(#)sbusvar.h 8.1 (Berkeley) 6/11/93 74 * from: NetBSD: sbusvar.h,v 1.7 1999/06/05 05:30:43 mrg Exp 75 * 76 * $FreeBSD: head/sys/sparc64/sbus/sbusvar.h 133589 2004-08-12 17:41:33Z marius $ 77 */ 78 79#ifndef _SPARC64_SBUS_SBUSVAR_H_ 80#define _SPARC64_SBUS_SBUSVAR_H_ 81 82/* 83 * PROM-reported DMA burst sizes for the SBus 84 */ 85#define SBUS_BURST_1 0x1 86#define SBUS_BURST_2 0x2 87#define SBUS_BURST_4 0x4 88#define SBUS_BURST_8 0x8 89#define SBUS_BURST_16 0x10 90#define SBUS_BURST_32 0x20 91#define SBUS_BURST_64 0x40 92 93/* Used if no burst sizes are specified for the bus. */ 94#define SBUS_BURST_DEF \ 95 (SBUS_BURST_1 | SBUS_BURST_2 | SBUS_BURST_4 | SBUS_BURST_8 | \ 96 SBUS_BURST_16) 97 98enum sbus_device_ivars { 99 SBUS_IVAR_BURSTSZ, 100 SBUS_IVAR_CLOCKFREQ, 101 SBUS_IVAR_SLOT, 102}; 103 104/* 105 * Simplified accessors for sbus devices 106 */ 107#define SBUS_ACCESSOR(var, ivar, type) \ 108 __BUS_ACCESSOR(sbus, var, SBUS, ivar, type) 109 110SBUS_ACCESSOR(burstsz, BURSTSZ, int) 111SBUS_ACCESSOR(clockfreq, CLOCKFREQ, int) 112SBUS_ACCESSOR(slot, SLOT, int) 113 114#undef SBUS_ACCESSOR 115 116#endif /* _SPARC64_SBUS_SBUSVAR_H_ */ 117